rose suite-run: restart/reload: save conf/version.

Don't overwrite rose-suite-run.conf and rose-suite-run.version files on reload
and restart modes. Store them in a sub-directory in files named by the event
date-time and event name. Backward compatibility via symbolic links.
rose suite-run: restart/reload: save conf/version.

Don't overwrite rose-suite-run.conf and rose-suite-run.version files on reload
and restart modes. Store them in a sub-directory in files named by the event
date-time and event name. Backward compatibility via symbolic links.
Merge branch 'master' into rose-suite-run-conf
Merge branch 'rose-suite-run-conf' of github.com:matthewrmshin/rose into rose-suite-run-conf
Merge pull request #372 from matthewrmshin/rose-suite-run-conf

rose suite-run: restart/reload: save conf/version. Fixes #364